iota-agent-mcp

MCP (Model Context Protocol) server for IOTA blockchain. Enables AI coding agents (Claude Code, Cursor, VS Code Copilot, ChatGPT) to interact directly with the IOTA network.

Tools

20 tools across 4 categories:

Wallet (8 tools)

Tool	Description
iota_wallet_address	Get active wallet address
iota_wallet_balance	Check IOTA balance
iota_wallet_accounts	List all derived accounts
iota_wallet_sign_execute	Sign and execute transactions (human-in-the-loop)
iota_wallet_pending	View pending signing requests
iota_wallet_approve	Approve a pending request
iota_wallet_reject	Reject a pending request
iota_wallet_switch_network	Switch mainnet/testnet/devnet

CLI & Move (4 tools)

Tool	Description
iota_cli	Run any IOTA CLI command
iota_move_build	Build a Move package
iota_move_test_coverage	Run tests with coverage analysis
iota_move_publish_unsigned	Generate unsigned publish transaction

On-Chain Query (8 tools)

Tool	Description
iota_object	Fetch object data by ID
iota_objects_by_owner	List objects owned by an address
iota_transaction	Fetch transaction by digest
iota_coins	Get coin objects for an address
iota_epoch_info	Current epoch and network stats (GraphQL)
iota_decompile	Decompile deployed Move modules

Architecture

┌──────────────────────┐     stdio      ┌──────────────────────┐
│  AI Agent (Claude,   │ ◀────────────▶ │  iota-agent-mcp      │
│  Cursor, VS Code)    │                │  (this server)       │
└──────────────────────┘                └───┬──────┬──────┬────┘
                                            │      │      │
                                    HTTP    │  RPC │  GQL │
                                            ▼      ▼      ▼
                                   ┌────────┐ ┌────────┐ ┌────────┐
                                   │ Agent  │ │  IOTA  │ │  IOTA  │
                                   │ Wallet │ │  Node  │ │  GQL   │
                                   │:3847   │ │  RPC   │ │Indexer │
                                   └────────┘ └────────┘ └────────┘

• Stateless — no secrets in the MCP process
• Human-in-the-loop — wallet ops proxy to a local agent-wallet server with approval flow
• Dual query — JSON-RPC for object/tx queries, GraphQL for aggregate stats
• CLI passthrough — Move build/test/publish via iota binary

Quick Start

Install

npm install -g iota-agent-mcp

Claude Code

// ~/.claude/settings.json
{
  "mcpServers": {
    "iota": {
      "command": "iota-agent-mcp"
    }
  }
}

Cursor / VS Code

// .cursor/mcp.json or .vscode/mcp.json
{
  "servers": {
    "iota": {
      "command": "npx",
      "args": ["iota-agent-mcp"]
    }
  }
}

Configuration

Environment variables:

Variable	Default	Description
IOTA_WALLET_SERVER	http://localhost:3847	Agent wallet server URL
IOTA_RPC_URL	https://api.mainnet.iota.cafe	IOTA JSON-RPC endpoint
IOTA_GRAPHQL_URL	https://graphql.mainnet.iota.cafe	IOTA GraphQL indexer

Development

git clone https://github.com/Scottcjn/iota-agent-mcp.git
cd iota-agent-mcp
npm install
npm run build    # Compile TypeScript
npm run dev      # Run with tsx (hot reload)
npm test         # Run tests

License

Apache-2.0